Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask DBMS Expert


Home >> DBMS

Answer all the problems.

1) describe file organization? Name all the file organization techniques. Make a detailed comparison among all the file organization techniques.   

2) What are the functions related with role of the database administrator? How does data dictionary help a database administrator?           

3) Define following terms.                                  

 (i) Inverted list.

(ii) Referential integrity.

(iii) Foreign key.

(iv) Transaction.

(v) Candidate key.                           

4) Compare and contrast the following.                            

(i) Primary indices and Secondary indices.

(ii) Centralized DBMS and Distributed DBMS.

(iii) B tree and B+ tree.

(iv) Data replication and data Fragmentation.

(v) Procedural and non procedural DMLs.           

5) Describe normalization. prepare the conditions under which relation requires to be normalized to 2NF and 3NF with the help of an ex.

6) Project handling organization has persons identified by PER – ID and a LAST – NAME. Persons are assigned to departments identified by DEP – NAME. Persons work on projects and each project has a PROJ – ID and a PROJ – BUDGET. Each project is managed by one department and the department might manage many projects. But the person might work on only some (or none) of the projects in his or her departments. Identify entities and relationship for this organization and construct an E – R diagram.

7) Describe the role of hashing function in direct file organization.   

8) Consider following tables in database:

    Employee (Emp_No, skill, Pay_Rate)

    Duty Allocation (Posting_No, Emp_No, day, shifts)

prepare SQL statements for performing the following tasks:

(i) Retrieve shift details for employee named “Vijay”.

(ii) Get a count of different employees on each shift.

DBMS, Programming

  • Category:- DBMS
  • Reference No.:- M92314

Have any Question? 


Related Questions in DBMS

Databaseplease read carefully and if u sure u can do it

Database Please read carefully, and if u sure u can do it email me., please Design a database (entity and relationship tables in Access) for a small college department library. You should have the entities and relationsh ...

1 what is the difference between a column constraint and a

1. What is the difference between a column constraint and a table constraint? 2. What is a recursive join? 3. Explain the difference between an ORDER BY clause and a GROUP BY clause. 4. What is a CROSS JOIN? Give an exam ...

Database management systems assignment-overview-for this

Database Management Systems Assignment- Overview- For this assignment you will implement and query a database from a supplied ER Diagram and Schema.  You will be required to write the SQL statements to create the databas ...

Database design and use group assignmentassignment

Database Design and Use Group Assignment Assignment Description - In this assignment you will use your normalized "City Jail" database you have created in your assignment one. You will form a group (2-3 students) and imp ...

1 what is the difference between database and data

1. What is the difference between database and data warehouse? 2. What is OLAP? 3. What is a data cube? How do DSS take advantage of the structure?

Database illustrationwritting from scratchdirections be

Database Illustration Writting from scratch. Directions: Be sure to make an electronic copy of your answer before submitting it to Ashworth College for grading. Unless otherwise stated, answer in complete sentences, and ...

Database individual assignmentdesign a database entity and

Database: Individual Assignment Design a database (entity and relationship tables in Access) for a small college department library. You should have the entities and relationships you need to support: Purchase books Sell ...

Overviewfor this assignment you will implement and query a

Overview For this assignment you will implement and query a database from a supplied ER Diagram and Schema. You will be required to write the SQL statements to create the database structures, to fill the database with da ...

Coit20247 database design and development assignmentyou

COIT20247 Database Design and Development Assignment You must use that sample solution of assignment only for the following tasks: Assessment task- 1. Normalization a) Map the ERD, from the sample solution, into a set of ...

Data base 1 hypertensionobjective to determine whether or

Data Base 1: Hypertension Objective: To determine whether or not the community self-management program is effective to promote health and reduce blood pressure level in patients with hypertension Rationale In low-to-midd ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

A cola-dispensing machine is set to dispense 9 ounces of

A cola-dispensing machine is set to dispense 9 ounces of cola per cup, with a standard deviation of 1.0 ounce. The manuf

What is marketingbullwhat is marketing think back to your

What is Marketing? • "What is marketing"? Think back to your impressions before you started this class versus how you

Question -your client david smith runs a small it

QUESTION - Your client, David Smith runs a small IT consulting business specialising in computer software and techno

Inspection of a random sample of 22 aircraft showed that 15

Inspection of a random sample of 22 aircraft showed that 15 needed repairs to fix a wiring problem that might compromise

Effective hrmquestionhow can an effective hrm system help

Effective HRM Question How can an effective HRM system help facilitate the achievement of an organization's strate